Transaction not yet indexed

21A5ZaUg8FL6sCYPmoTtm7Tfbxr2DJpTYnqR7H2MxFUGoVVCkpE6SyGQnyByWt7Lg7EcC4oTSgmDoe3ybRqsES75

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.